heating MERCEDES-BENZ E-CLASS CABRIOLET 2019 User Guide

Ti
re pres sur e No
teson tirepr essur e 000A
WARNIN GRisk ofacci dent dueto insuf ‐
fi cie ntor excess ive tir epr ess ure
Under inflate dor ove rinf late dtir es pose the
fo llo wing risk s:
R The tires ma ybur st,especiall yas the
load andvehicle speed increase.
R The tires ma ywe arexc essiv elyand/or
une venly, whic hma ygr ea tly impair tire
traction .
R The drivin gch aract eristic s,as wellas
st eer ing and braking, maybe greatl y
im pair ed. 0007
Com plywithth ere comme ndedtire
pr ess ureand checkth etir epr essur eof
all tires including thespar ewheel regu‐
lar ly:
R atleas tonce amont h
R when theload chang es R
beforeembar kingon alon gerjour ney
R ifoper ating conditions chang e,e.g .of f-
ro ad drivin g 0007
Adjus tth etir epr essur eas neces sary. Dr
iving with tirepr es su re that istoohigh ortoo
lo w can :
R Sho rten theser vice life of thetir es.
R Cause increased tiredamag e.
R Adverselyaf fect drivi ng charact eristic sand
th us drivin gsaf ety, e.g. due tohydroplaning. 000A
WARNIN GRisk ofan acci dent dueto
insuf ficie nttirepr ess ure
Ti re swit hpr essur eth at istoolow can over‐
heat andburstas are sult.
In addition, they also sufferfr om excessiv e
and/or irre gular wear,whic hcan significan tly
im pair thebr aking proper tiesand thehan‐
dling charact eristic s. 0007
Avoid excessiv elylow tirepr essur esin
all thetir es, including thespar ewheel. Ti
re pressur ewhic his toolow can cause:
R Tire def ectsas are sult ofove rheating
R Impair edhandling charact eristic s
R Irre gular wear
R Incr eased fuelconsum ption 000A
WARNIN GRisk ofacci dent from exces‐
siv etir epr essur e
Ti re swit hexc essiv elyhigh pressur ecan
bur stbecause they aredamag edmor eeasil y
by highw ayfill, po tholes etc.
In addition, they also sufferfr om irre gular
we ar,whic hcan significan tly im pair thebr ak‐
ing proper tiesand thehandling charact eris‐
tic s. 0007
Avoid excessiv elyhigh tirepr essur esin
all thetir es, including thespar ewheel. Ex
cessiv elyhigh tirepr essur ecan result in:
R Incr eased braking distance
R Impaired handl ing charact eristic s
R Irre gular wear 38
4
Whee lsand tires

and
one-h alftim esaswellon thego vernment
te st trac kas atir egr ad ed 100.
The relativ eper form anc eof tires depen dsupon
th eactual conditions oftheir use, howe ver,and
ma ydepar tsign ifican tly from thenor mdue to
va riatio nsindrivin ghabit s,ser vicepr act icesand
dif fere nces inroad charact eristic sand climate
con dition s.
Tr actio ngr ade 000A
DANG ER Risk ofacc iden tdue toinade‐
qu atetract ion
The tract ion grade assig nedtothis tireis
based onstra ight -ahead brakin gtract ion
te sts, and does notinclude either acceler a‐
tion, corner ing, hydroplaning orpeak traction
ch aract eristic s. 0007
Alw aysadap tyo ur drivin gst yle and
dr ive at aspeed tosuit thepr ev ailin g
traf fic and weather condition s. 000E
NO
TEDama getothedr ivet ra in from
wheelspin 0007
Avoid wheelspin. The
traction grades –from highes tto lowe st–
ar eAA ,A, Band C.Tho segrad es repr esent the
tir e'sab ility tostop onwetpa vement asmeas‐
ur ed under controlledconditions onspecif ied
go vernment test sur faces mad eof asp haltand
concr ete.
Te mp eratur egr ade 000A
WARNIN GRisk ofacci dent from tire
ove rheating andtirefa ilur e
The temp eratur egr ade forth is tireis es tab‐
lished fora tir eth at isproper lyinflat ed and
no tove rloaded. Excessiv espeed, underinfla‐
tion, orexc essiv eloading, either separ ately
or incombin ation,cancause excessiv eheat
build-up andpossible tirefa ilur e. 0007
Obser vethere comme ndedtirepr es‐
su resand regular lych eckth etir epr es‐ sur
eof all tires including thespar e
wheel. 0007
Adjus tth etir epr essur eas neces sary. The
temp eratur egr ades areA (the highes t),B
and C.The yre pr esent thetir e's resis tance tothe
ge ner ation ofhea tand itsability todissipat e
heat when tested under controlled conditions on
a specif iedindoor laborator yte st wheel. Sus‐
ta ined hightemp eratur ecan cause themat erial
of thetir eto deg ener ateand reduce tirelife, and
exc essiv ete mp eratur ecan lead tosudden tire
fa ilur e.Grade Ccor responds toaleve lof per‐
fo rm anc ewhic hall passe nger car tires mus t
mee tunde rth ere qu iremen tsof theUS Depar t‐
ment ofTrans portatio n. DO
T,Tire Iden tificat ionNumbe r(TI N) US
tirere gulations stipulat eth at eve rytire man‐
uf actu reror retrea de rmu stimprint aTIN inor
on theside wallof eac htir epr oduced. 396
Wheels andtires

R
ataqu alif ied spec ialistwo rkshop Cool
ant No
teson coolant
Obser vetheno teson oper ating fluids
(→ pag e41 7). 000A
WARNIN G‑Ri sk offire and injuryfrom
ant ifreez e
If ant ifreez ecom esintocon tact with hot
com ponent partsintheengine compart‐
ment ,it ma yignit e. 0007
Allo wtheengine tocool down before
ad ding anti freeze . 0007
Makesur eth at no ant ifreez espills out
ne xt to thefiller open ing. 0007
Thor oughl yclean offan yant ifreeze
fr om com pone ntpar tsbef orest ar tin g
th eve hicle. 000E
NO
TEDama gecau sed byinc orrect cool ‐
ant 0007
Onlyad dcool antthat has been pre‐
mix edwithth ere qu ired ant ifreeze pro‐
te ction.
Inf ormati ononcool antisavailable atthefo l‐
lo wing locations:
R IntheMer cedes- BenzSpecif ication for
Oper ating Fluids 310.1
- Athttp: //be vo.mer cedes-b enz.com
- IntheMer cedes- BenzBeVoapp
R Ataqu alif ied spec ialistwo rkshop 000E
NO
TEOverhea ting athigh outsid ete m‐
per atur es If
an inapp ropr iat ecoolant isused, the
engine cooling system isno tsuf ficie ntlypr o‐
te cted agains tov erheating andcorrosion at
high outside temp eratur es. 0007
Alw aysuse coolant approvedby
Mer cedes-Ben z. 0007
Obser vetheins truction sin the
Mer cedes-Ben zSpecif ications forOper‐
ating Fluids310.1. Ha
ve thecoolant regular lyreplaced ataqu alif ied
spec ialistwo rkshop.
The propor tionofcor rosion inhibit or/antifr eeze
concen trat ein theengine cooling system should
be:
R aminimum of50% (antifr eezeprotect ion
do wn toappr oximat ely-3 5°F (-37°C))
R amaxim umof55% (antifreeze protect ion
do wn to-49 °F(-45 °C))
Co olant capacity
Capa city Mode
lC apacity
All mode ls 12.7 US qt(12.0 l) No
teson windshield washer fluid Obser
vetheno teson oper ating fluids
(→ pag e41 7). Te
ch nica lda ta 42
1

Tr
ansmis sion Di
spla ymessag es
Possible causes/conseq uencesand0050 0050
Solutions
Transmission Malfunction
St op *
The transmission ismalfunct ioning.Thetransmission shiftsto position 005Cautomatic ally. 0007
Pull overand stop theve hicle safely assoon aspossible, paying attention toroad and traf fic condi tions. 0007
Swi tchth etra nsmiss iontoposition 005D. 0007
Consult aqu alif ied spec ialistwo rkshop.
N Permanently Active Risk
of Roll ingAway *
While theve hicle isrolling orwhile youar edr ivin g,thetra nsmiss ionhas been shiftedto position 005C. 0007
Depr essthebr ak epedal tostop and, when theve hicle isstatio nary,shif tth etransmission toposition 005D. 0007
Tocontinu eyo ur jour ne y,shif tth etransmission toposition 005Bor005E.
St op Vehicle LeaveEngine
Runnin gWait Transm ission
Cooling *T
hetransmission isove rheating. Pullingaway ma ybe temp orarily im pair edornotpossible. 0007
Pull overand stop theve hicle safely assoon aspossible, paying attention toroad and traf fic condi tions.Do not
continu edr ivi ng und eranycir cums tances. 0007
Lea vetheengine running . 0007
Waitunt ilth edispla ymessag edisappear sbef orepulling away.
To Deselect Por N,
Depress BrakeandStart
Eng ine *
Yo uha ve attem pte dto shif tth etra nsmiss ionout ofposition 005Dor005C intoano ther transmission position. 0007
Depr essthebr ak epedal. 0007
Startth eengine.
* Yo uha ve attem pte dto shif tth etra nsmiss ionout ofposition 005Dand intoano ther transmission position. 456
Displa ymessag esand warning/ indic ator lam ps

Disp
laymes sages
Possible causes/conseq uencesand0050 0050
Solutions
Tires Overheated *A
tle as tone tireisov erheating. Theaffect ed tires aredispl ayed inred. At temp eratur esclose tothelimit value, the
tir es aredisp laye din yello w. 0007
Drive mor eslow ly.
Decre aseSpe ed *A
tle as tone tireisov erheating. Theaffect ed tires aredispl ayed inred. At temp eratur esclose tothelimit value, the
tir es aredisp laye din yello w. 000A
WARNIN GRisk ofan acci dent from drivi ng with ove rheat edtires
Ov erheat edtires ma ybur st,par ticular lyat high speeds. 0007
Reduce speed sothat thetir es cool down. 0007
Reduce speed sothat thetir es cool down.
Check TirePressure Then
Restart RunFlatIndic ator *C
anada only:
The tirepr essur eloss warning system gener ated adi spl aymessa geand hasnotbeen restar tedsinc e. 0007
When thetir epr essur eis cor rect, restar tth etir epr essur eloss warning system (→pag e389).
Run FlatIndic atorInoper a-
tive *C
anada only:
The tirepr essur eloss warning system ismalfunct ioning. 0007
Visit aqu alif ied spec ialistwo rkshop. 462
Displa ymessag esand warning/ indic ator lam ps

Fu
ses ............... ......................................... 378
Bef orere placing afuse ........................ 378
Das hboard fuse box...... ...................... 380
Fu se assignment diagram.................... 378
Fu se boxin theengine compartmen t.. 379
Fu se boxin thefront -passen gerfo ot ‐
we ll...................................................... 380
Fu se boxin thetrunk ........................... 380
No tes ............ ....................................... 378
Fu ses
see Fuses G
Gar agedoor opener
Clea ring thememor y........................... 157
Opening orclosing thedoor ................1 57
Pr ogr amming buttons .......................... 154
Ra dio equipment approval num bers.... 157
Re sol ving problems ............................. 156
Sync hronizi ngthero lling code .............1 56
Gas station search
St artin gaut omat icsear ch<0011001100110011001100110011001100110011001100110011001100110011
001100110011> 272
Swi tching automatic searchon/of f..... 279
Using automatic search<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011> 279 Gasoli
ne....................................................418
Gear shiftre comm endation .................... 149
Genuin epar ts............................................ 19
Glide mode ...............................................150
Glo vebox
Air vent <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011>133
Loc king/unloc king.............................. 104 H
Handbr ake
see Electr icpar king brak e
Handlin gch aract eristics (unus ual)....... 382
HAND S-FREEAC CESS ................................ 73
Hazar dwa rning light s.............................1 17
Head airbag ............................................... 39
Head leve lheat ing(AIRSC ARF)................ 98
Head restra int
Fr ont (adjus tingmechanicall y).............. 93
Re ar (installin g/remo ving) .....................9 4
Head-up Display...... ................................228
Ad jus ting disp lay el eme nts(on-bo ard
com puter) ..... ................................... .... 228 Ad
jus ting thebr ightn ess(on-boar d
com puter) ............................................ 228
Fu nctio n<0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011> 229
Menu (on-bo ardcom puter) ..... ............. 228
Oper ating thememor yfunc tion ..........1 02
Se tting theposition (on-boar dcom‐
put er) .................................................. 228
Switc hingon/off................................. 230
Headliner (care)....................................... 362
Heating see Climat econ trol
High beam
Switc hingon/off..................................1 16
High-be amflasher ................................... 116
High-be amheadlam ps
Ad aptiveHig hbeam Assis t...................1 18
Hill star tassi st<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011> 185
HOLD functio n...... ................................... 186
Fu nctio n/no tes ................................... 186
Swi tching on/of f<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011> 186
Hood Functio n(a ctiv ehoo d)<0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011> .345
Openi ng/closi ng....... .......................... 346 Inde
x503

Te
lephon emen u.................................. 227
Tr ip men u.............. .......................... .... 223
On-boa rddiag nostics interface
see Diag nostics con nection
Open- sourcesof tware .............................. 30
Opening thetrunk lidusing your foot
HANDS-FREE ACCES S.................... .......7 3
Oper ating fluids
Ad ditiv es(fuel) .....................................4 19
Br ak efluid ...........................................4 20
Coo lant (engi ne)....... ..................... ...... 421
Engine oil....... ......................................419
Fu el(gasoline) ...................................... 418
No tes .................. ................................. 417
Re frig er ant (airconditio ningsystem) ...422
Wi ndsh ield wa sher fluid .................. .....4 21
Oper ating safety
48 Von-boa rdelectr icalsystem ............ 22
Dec laration ofcon form ity (wir eless
ve hicle component s)............................. 23
EQ boos t............................................... 22
Inf ormation .................................... ........ 22
Oper ating system
see On-bo ardcom puter Oper
ator' sMan ual
Ve hicle equipment ........................... ...... 20
Oper ator's Manual (digital) ....................... 18
Ov erhead controlpanel
Making calls(Mercedes meconn ect) ...311
Ov ervie w .......................................... ...... 12 P
Pa int code .................................................4 15
Pa intw ork(cleaning instructions) .........3 55
Pa nel heating
Se tting ............................................. ...... 97
Pa nic alar m................................................ 64
Ac tivati ng/d eactiv ating ........... ..............64
Pa rk pos ition
Inser ting<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011> .............148
Sel ecting automatical ly<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011> 148
Pa rking
see Elec tric par kingbr ak e
Pa rking aid
see Parking AssistPA RK TRONI C Pa
rking Assis tPA RK TRONI C<0011001100110011001100110011001100110011001100110011001100110011
001100110011> 190
Ac tivati ng ........... ................................. 193
Ad jus ting warning tones <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011> 193
Fu nctio n<0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011>190
Sid eim pa ct protect ion .........................1 91
Swi tching off<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011> 193
Sy stem limit ations ...............................1 90
Pa rking assis tance systems
see ActivePa rking Assist
Pa rking brak e
see Elec tric par kingbr ak e
Pa rking foran extended period .............. 161
Pa rking light s...........................................1 15
Pa rking posit ion
Ex terior mir rors <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011> 126
St or ing theposition ofthefront -
passeng eroutside mirrorusi ng
re ve rsege ar .........................................1 26
PA SSEN GERAIRBAGstatus displa y
see Automatic front pass engerfront
airb agshut off
Pa yload
Calculat ionexam ple ............................ 393 51
0
Inde x